How To Fix FMPP1029 - The change of invoice reference is forbidden.It is FMPP relevant.

SAP Error Message - Details

• Message type: E = Error

• Message class: FMPP1 - Partial Payment by Fund: Messages

• Message number: 029

• Message text: The change of invoice reference is forbidden.It is FMPP relevant.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FMPP1029 - The change of invoice reference is forbidden.It is FMPP relevant. ?

  The SAP error message FMPP1029, which states "The change of invoice reference is forbidden. It is FMPP relevant," typically occurs in the context of financial document processing, particularly when dealing with invoices in the SAP system. This error is related to the Financial Management and Public Sector Management modules, where certain rules and restrictions apply to the handling of financial documents.
  Cause:
  The error arises when there is an attempt to change the invoice reference of a document that is marked as FMPP (Financial Management and Public Sector Management) relevant. In such cases, the system enforces strict rules to maintain the integrity of financial data and ensure compliance with accounting standards. The invoice reference is a critical piece of information that links various financial documents, and changing it could lead to inconsistencies in financial reporting.
  Solution:
  To resolve the FMPP1029 error, consider the following steps:
  
  
  Check Document Status: Ensure that the invoice you are trying to modify is not in a status that prohibits changes. For example, if the invoice has already been posted or cleared, changes may not be allowed.
  
  
  Review Configuration Settings: Consult with your SAP administrator or financial team to review the configuration settings related to FMPP. There may be specific settings that dictate when and how invoice references can be changed.
  
  
  Use Correct Transaction Codes: Ensure that you are using the appropriate transaction codes for the actions you are trying to perform. Some transactions may have restrictions on changing certain fields.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for more information on FMPP-related restrictions and best practices for handling invoice references.
  
  
  Seek Help from SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance. They can provide guidance based on your specific system configuration and business processes.
  
  
  Related Information:
  
  FMPP Module: Understand the functionalities and restrictions of the Financial Management and Public Sector Management module in SAP, as it governs how financial documents are processed.
  Document Flow: Familiarize yourself with the document flow in SAP, especially how invoices are linked to other financial documents, to better understand the implications of changing invoice references.
  User Roles and Authorizations: Ensure that the user attempting to make the change has the necessary authorizations to perform such actions in the system.
  
  By following these steps and understanding the context of the error, you should be able to address the FMPP1029 error effectively.